Accounting; auditing; business and statistical information; business management and administration; business appraisals, investigations and inquiries; business management assistance; business management and organisation consultancy; commercial or industrial management assistance; business research; cost-price analysis; marketing research and studies; statement of accounts, payroll and tax preparation; telephone answering; computerised file management; compilation and systemisation of information into computer databases; arranging exchanges between buyers and sellers; exporting services (purchasing and exporting goods for others); import-export agencies; oil and gas lease administration; mine lease administration; personnel recruitment; advertising and publicity; marketing and promotional services; retailing and wholesaling services; buying and selling services supplied by way of a global computer network

Industrial oils, greases, lubricants, benzene, benzol, crude oil, diesel oil, petroleum ether, kerosene, methylated spirits, petroleum (raw and refined); natural and synthetic fuel gases, coal, coke, coal naphtha and coal tar oil

Drilling of wells; factory construction; furnace installation and repair; installation and repair of freezing equipment; machinery installation, maintenance and repair; mining extraction; quarrying services; pipeline construction and maintenance; pier breakwater building; rental of bulldozers, excavators and construction equipment; road paving

Common metals and their alloys, unwrought or semi-wrought; metal building materials; materials of metal for railway tracks, non-electric cables and wires of common metal, pipes and tubes of metal; ferroalloys; ores of metal; goods of common metal not included in other metal; goods of common metal not included in other classes

Precious metals and their alloys, and goods in precious metals; precious stones; jewellery; watches and parts and accessories thereof